struct point1 { double x0; }; struct point1 demo1(struct point1 a) { return a; } struct point2 { double x0; double x1; }; struct point2 demo2(struct point2 a) { return a; } struct point3 { double x0; double x1; double x2; }; struct point3 demo3(struct point3 a) { return a; } struct point4 { double x0; double x1; double x2; double x3; }; struct point4 demo4(struct point4 a) { return a; } struct point5 { double x0; double x1; double x2; double x3; double x4; }; struct point5 demo5(struct point5 a) { return a; } struct point6 { double x0; double x1; double x2; double x3; double x4; double x5; }; struct point6 demo6(struct point6 a) { return a; } struct point7 { double x0; double x1; double x2; double x3; double x4; double x5; double x6; }; struct point7 demo7(struct point7 a) { return a; } struct point8 { double x0; double x1; double x2; double x3; double x4; double x5; double x6; double x7; }; struct point8 demo8(struct point8 a) { return a; } struct point9 { double x0; double x1; double x2; double x3; double x4; double x5; double x6; double x7; double x8; }; struct point9 demo9(struct point9 a) { return a; } struct point10 { double x0; double x1; double x2; double x3; double x4; double x5; double x6; double x7; double x8; double x9; }; struct point10 demo10(struct point10 a) { return a; } struct point11 { double x0; double x1; double x2; double x3; double x4; double x5; double x6; double x7; double x8; double x9; double x10; }; struct point11 demo11(struct point11 a) { return a; } struct point12 { double x0; double x1; double x2; double x3; double x4; double x5; double x6; double x7; double x8; double x9; double x10; double x11; }; struct point12 demo12(struct point12 a) { return a; } struct point13 { double x0; double x1; double x2; double x3; double x4; double x5; double x6; double x7; double x8; double x9; double x10; double x11; double x12; }; struct point13 demo13(struct point13 a) { return a; } struct point14 { double x0; double x1; double x2; double x3; double x4; double x5; double x6; double x7; double x8; double x9; double x10; double x11; double x12; double x13; }; struct point14 demo14(struct point14 a) { return a; } struct point15 { double x0; double x1; double x2; double x3; double x4; double x5; double x6; double x7; double x8; double x9; double x10; double x11; double x12; double x13; double x14; }; struct point15 demo15(struct point15 a) { return a; } struct point16 { double x0; double x1; double x2; double x3; double x4; double x5; double x6; double x7; double x8; double x9; double x10; double x11; double x12; double x13; double x14; double x15; }; struct point16 demo16(struct point16 a) { return a; } struct point17 { double x0; double x1; double x2; double x3; double x4; double x5; double x6; double x7; double x8; double x9; double x10; double x11; double x12; double x13; double x14; double x15; double x16; }; struct point17 demo17(struct point17 a) { return a; } struct point18 { double x0; double x1; double x2; double x3; double x4; double x5; double x6; double x7; double x8; double x9; double x10; double x11; double x12; double x13; double x14; double x15; double x16; double x17; }; struct point18 demo18(struct point18 a) { return a; } struct point19 { double x0; double x1; double x2; double x3; double x4; double x5; double x6; double x7; double x8; double x9; double x10; double x11; double x12; double x13; double x14; double x15; double x16; double x17; double x18; }; struct point19 demo19(struct point19 a) { return a; } struct point20 { double x0; double x1; double x2; double x3; double x4; double x5; double x6; double x7; double x8; double x9; double x10; double x11; double x12; double x13; double x14; double x15; double x16; double x17; double x18; double x19; }; struct point20 demo20(struct point20 a) { return a; }